Home / 186,966.33-258,013.40-102,083.39

Finding the Fourth Proportional to 186,966.33, 258,013.40 and 102,083.39

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Solution

The fourth proportional to 186,966.33, 258,013.40 and 102,083.39 is: 140,874.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,966.33 : 258,013.40 = 102,083.39 : x
  2. Step 2: Convert to fraction form
    186,966.33/258,013.40 = 102,083.39/x
  3. Step 3: Cross multiply
    186,966.33x = 258,013.40 × 102,083.39
  4. Step 4: Simplify right side
    186,966.33x = 26,338,880,736.94
  5. Step 5: Solve for x
    x = 26,338,880,736.94/186,966.33
  6. Step 6: Final answer
    x = 140,874.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.